DUNSMUIR TREATMENT PLANT, CA - COOP Southwest station 042574

042574 - DUNSMUIR TREATMENT PLANT, California

Latitude
41° 11´N

Longitude
122° 16´W

Elevation
661 meters

10 nearest COOP Southwest stations

1 mi	N :	DUNSMUIR, CA
4 mi	NNW :	MOUNT SHASTA, CA
5 mi	ENE :	MC CLOUD, CA
6 mi	N :	MOUNT SHASTA, CA
7 mi	NNW :	MOUNT SHASTA, CA
8 mi	NNE :	MOUNT SHASTA SKI BOWL, CA
8 mi	SSW :	GIBSON HIGHWAY MNT STN, CA
11 mi	NNW :	WEED, CA
11 mi	NNW :	WEED FIRE DEPT, CA
15 mi	WSW :	TRINITY CENTER RANGER STN, CA

Weather variables Help
Click a weather variable name to jump down to those statistics.

	Total observations	%	NDJFM observations	%
TMAX	7104	38.9%	2934	38.8%
TMIN	7118	39.0%	2935	38.8%
PRCP	7120	39.0%	2933	38.8%
SNOW	6994	38.3%	2807	37.1%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	2934 by year	53.8°F	9.8°F		overall	NAM	PNA	CTI

TMAX and NAM Help scatterplot	days by month	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Extreme high events Days with TMAX>=70°F	221	0.48	59	19	3.1*	map	table
Extreme low events Days with TMAX<=40°F	226	0.50	67	26	2.6*	map	table

TMAX and PNA Help scatterplot	days by month	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Extreme high events Days with TMAX>=70°F	221	0.66	66	8	8.2*	map	table
Extreme low events Days with TMAX<=40°F	226	-0.59	22	68	3.1*	map	table

TMAX and CTI Help	days by month	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Extreme high events Days with TMAX>=70°F	221	41	0	Inf*	map	table
Extreme low events Days with TMAX<=40°F	226	47	19	2.5*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	2935 by year	31.8°F	5.8°F		overall	NAM	PNA	CTI

TMIN and NAM Help scatterplot	days by month	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Extreme low events Days with TMIN<=24°F	233	0.60	79	28	2.8*	map	table
Extreme high events Days with TMIN>=41°F	206	0.02	27	30	1.1	map	table

TMIN and PNA Help scatterplot	days by month	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Extreme low events Days with TMIN<=24°F	233	-0.83	21	94	4.5*	map	table
Extreme high events Days with TMIN>=41°F	206	0.52	57	12	4.8*	map	table

TMIN and CTI Help	days by month	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Extreme low events Days with TMIN<=24°F	233	35	22	1.6	map	table
Extreme high events Days with TMIN>=41°F	206	30	11	2.7*	map	table

TMIN under 2 index extremes Help

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PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	2933 by year	0.32"		overall	NAM	PNA	CTI

PRCP and NAM Help scatterplot	days by month	mean	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Observed events Days with PRCP>0.00"	1213	0.78"	0.28	267	141	1.9*	map	table
Extreme events Days with PRCP>1.30"	241	2.29"	0.23	48	31	1.5	map	table

PRCP and PNA Help scatterplot	days by month	mean	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Observed events Days with PRCP>0.00"	1213	0.78"	0.15	238	160	1.5*	map	table
Extreme events Days with PRCP>1.30"	241	2.29"	0.33	54	20	2.7*	map	table

PRCP and CTI Help	days by month	mean	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Observed events Days with PRCP>0.00"	1213	0.78"	280	74	3.8*	map	table
Extreme events Days with PRCP>1.30"	241	2.29"	64	14	4.6*	map	table

PRCP under 2 index extremes Help

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	2807 by year	0.18"		overall	NAM	PNA	CTI

SNOW and NAM Help scatterplot	days by month	mean	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Observed events Days with SNOW>0.0"	185	2.72"	0.52	52	12	4.3*	map	table
Extreme events Days with SNOW>4.0"	27	8.17"	0.53	10	4	2.5	map	table

SNOW and PNA Help scatterplot	days by month	mean	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Observed events Days with SNOW>0.0"	185	2.72"	-0.58	22	63	2.9*	map	table
Extreme events Days with SNOW>4.0"	27	8.17"	-1.16	1	14	14.0*	map	table

SNOW and CTI Help	days by month	mean	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Observed events Days with SNOW>0.0"	185	2.72"	43	12	3.6*	map	table
Extreme events Days with SNOW>4.0"	27	8.17"	2	1	2.0	map	table

SNOW under 2 index extremes Help

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